Question

What is the ratio between the average production by company R in three years to the average production by company S in three years?

• A. 6 : 7
• B. 8 : 7
• C. 7 : 8
• D. 7 : 6

Answer 1

The correct option is A 6 : 7

$\frac{26+36+46}{3}=36$ is the average production by R.
$\frac{50+40+36}{3}=42$ is the average production by S.
Ratio $=\frac{36}{42}\to 6:7$